Table 5.

Factors independently associated with syphilis and CT infection among FSWs in Jiangsu, China.

Variables	Syphilis infection		CT infection
	OR (95%CI)	P–value	OR (95%CI)	P–value
Age group (years)
<25	Reference		Reference
25–34	0.339 (0.151–0.763)	0.009	0.503 (0.316–0.802)	0.004
≥35	0.749 (0.355–1.579)	0.447	0.578 (0.362–0.925)	0.002
Migrant
Yes	0.466 (0.257–0.845)	0.012	1.669 (1.163–2.395)	0.057
No	Reference		Reference
Month income (CNY)
<5000	Reference
5000–7999	0.450 (0.205–0.991)	0.047
≥8000	1.461 (0.749–2.848)	0.266
Group sex in the past year
Yes	2.521 (1.366–4.651)	0.003
No	Reference
HIV infection
Yes	26.260 (2.432–283.563)	0.007
No	Reference
History of STIs in the past year
Yes			4.601 (1.003–21.118)	0.050
No			Reference
NG infection
Yes			38.549 (11.214–132.514)	<0.001
No			Reference

STIs, Sexually transmitted infections; CT, Chlamydia trachomatis; NG, Neisseria gonorrhoeae.